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Revision as of 17:25, 6 March 2006

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DO NOT RUN SLAVE SERVERS WITH READ_ONLY=0

Suggestions for stuff to put in this wiki

Checklist for apache, squid, DB, to avoid snafus like the whole site going down because logrotate wasn't set up properly on a single squid.
Explanations of stuff which you look after so that others can fix it more easily if it breaks and you're not around.
Some faqs about common unix tools, useful scripts.

Links

Please add general MediaWiki documentation at MediaWiki User's Guide.

ganglia graphs: small | medium | large
- small graphs: cpu_report | http_in | squ_in | mysql_in | mysql_out | mysql_qps
- medium graphs: cpu_report | http_in | squ_in | mysql_in | mysql_out | mysql_qps

http://noc.wikimedia.org/stats.php - live traffic graphs
Cricket stats: Squids | Switchports
Meta:Wikimedia servers

Things to do

Datacenter tasks

FIXME: {{{1}}}

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+{{Topnavbar}}
-vAnDaLcReW
+<font size=+2>DO NOT RUN SLAVE SERVERS WITH READ_ONLY=0</font>
+==Suggestions for stuff to put in this wiki==
+* Checklist for apache, squid, DB, to avoid snafus like the whole site going down because logrotate wasn't set up properly on a single squid.
+* Explanations of stuff which you look after so that others can fix it more easily if it breaks and you're not around.
+* Some faqs about common unix tools, useful scripts.
+==Links==
+<div class="plainlinks">
+* Please add general MediaWiki documentation at [http://meta.wikipedia.org/wiki/MediaWiki_User%27s_Guide MediaWiki User's Guide].
+* ganglia graphs: [http://download.wikimedia.org/ganglia/ small] | [http://download.wikimedia.org/ganglia2/ medium] | [http://download.wikimedia.org/ganglia3/ large]
+** small graphs: [http://download.wikimedia.org/ganglia/?m=cpu_report&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4  cpu_report] | [http://download.wikimedia.org/ganglia/?m=http_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4 http_in] | [http://download.wikimedia.org/ganglia/?m=squ_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4 squ_in] | [http://download.wikimedia.org/ganglia/?m=mysql_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4 mysql_in] | [http://download.wikimedia.org/ganglia/?m=mysql_out&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4 mysql_out] | [http://download.wikimedia.org/ganglia/?m=mysql_qps&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=4 mysql_qps]
+** medium graphs: [http://download.wikimedia.org/ganglia2/?m=cpu_report&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 cpu_report] | [http://download.wikimedia.org/ganglia2/?m=http_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 http_in] | [http://download.wikimedia.org/ganglia2/?m=squ_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 squ_in] | [http://download.wikimedia.org/ganglia2/?m=mysql_in&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 mysql_in] | [http://download.wikimedia.org/ganglia2/?m=mysql_out&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 mysql_out] | [http://download.wikimedia.org/ganglia2/?m=mysql_qps&r=hour&s=descending&c=Florida+cluster&h=&sh=1&hc=2 mysql_qps]
+* http://noc.wikimedia.org/stats.php - live traffic graphs
+* '''[http://noc.wikimedia.org/~mark/cgi-bin/cricket/grapher.cgi Cricket stats]''': [http://noc.wikimedia.org/~mark/cgi-bin/cricket/grapher.cgi?target=%2Fsquid Squids] | [http://noc.wikimedia.org/~mark/cgi-bin/cricket/grapher.cgi?target=%2Fswitchports Switchports]
+* [http://meta.wikimedia.org/wiki/Wikimedia_servers Meta:Wikimedia servers]
+</div>
+==Things to do==
+[[Datacenter tasks]]
+{{todo}}